Did you just find a file that is digitally signed by GRETECH? If so, please read on.
You'll probably see GRETECH when clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screencap shows:
You can view the digital signature details for GRETECH with the following steps:
Here's a screenshot of a file digitally signed by GRETECH:
As you can see in the screenshot above, the Windows OS reports that "This digital signature is OK". This implies that the file has been published by GRETECH and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot above, you can see all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also examine the address for GRETECH, such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the GRETECH certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screengrab above.
The following are the GRETECH files I have collected, thanks to the FreeFixer users.
Detection Ratio | File Name |
---|---|
1/57 | Dodge.dll |
0/52 | GomPickerBHO.dll |
0/46 | Popup.exe |
0/48 | GomPickerBHO.dll |
0/56 | GrLauncher.exe |
0/53 | ExPromo.exe |
0/37 | GomPickerBHO.dll |
0/44 | GomPickerBHO.dll |
0/56 | gomhelper.dll |
0/56 | gomhelper64.dll |
Here is the detection names for the GRETECH files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
Scanner | Detection Names |
---|---|
Bkav | W32.HfsAdware.5CF8 |
The detection percentage is based on that I have collected 1025 scan reports for the GRETECH files. 1 of these scan reports came up with some sort of detection. You can review the full details of the scan results by examining the files listed above.
The analysis is done on certificates with the following serial numbers: